85730220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{476279}}^1$

素因数の和:476294

約数の個数: 36

約数和(自身を含む): 260048880

約数和(自身を除く): 174318660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 476279, 952558, 1428837, 1905116, 2381395, 2857674, 4286511, 4762790, 5715348, 7144185, 8573022, 9525580, 14288370, 17146044, 21432555, 28576740, 42865110, 85730220]

約数ペア:

[(1, 85730220), (2, 42865110), (3, 28576740), (4, 21432555), (5, 17146044), (6, 14288370), (9, 9525580), (10, 8573022), (12, 7144185), (15, 5715348), (18, 4762790), (20, 4286511), (30, 2857674), (36, 2381395), (45, 1905116), (60, 1428837), (90, 952558), (180, 476279)]